Home / 189,421,227.36-261,402,081.03-102,501,099.36

Finding the Fourth Proportional to 189,421,227.36, 261,402,081.03 and 102,501,099.36

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Solution

The fourth proportional to 189,421,227.36, 261,402,081.03 and 102,501,099.36 is: 141,451,943.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,421,227.36 : 261,402,081.03 = 102,501,099.36 : x
  2. Step 2: Convert to fraction form
    189,421,227.36/261,402,081.03 = 102,501,099.36/x
  3. Step 3: Cross multiply
    189,421,227.36x = 261,402,081.03 × 102,501,099.36
  4. Step 4: Simplify right side
    189,421,227.36x = 26,794,000,680,566,800
  5. Step 5: Solve for x
    x = 26,794,000,680,566,800/189,421,227.36
  6. Step 6: Final answer
    x = 141,451,943.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.